Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
Results
Showing 1 to 3 of 3 for “"Surface water pollution"”.
-
Fully-coupled physically-based approach for modeling conventional and managed subsurface drainage
"Subsurface drainage is an essential water management practice that is partly responsible for the legendary agricultural productivity of the ""corn-belt"" region in the United States. Recent researches indicate that the conventional drainage practice has contributed a large percentage of the …
-
The effect of aeration and aerator design on the physical, chemical and fertiliser quality of cattle slurry
… application. To reduce the risk of environmental pollution from inappropriate land applications, slurry is stored along with parlour and yard washings during the winter months, resulting in the accumulation of large volumea During storage, anaerobic conditions prevail, resulting in the breakdown …
-
DEVELOPMENT OF A CHEMICAL FINGERPRINT FOR DETECTING UNTREATED HUMAN SEWAGE POLLUTION IN SURFACE WATER
Untreated human sewage pollution in surface water is of concern because it contributes to the degradation of aquatic ecosystems and it could be a potential hazard to human health. Also, any pollution of surface water, which ultimately supplies drinking water, may affect the drinking water quality. …